Add fs.{c,h} files for upcoming POSIX paths support.
Add new 'fs.o' file to Tupfile dependency.
Merge branch 'feature/filesystem' into develop

Conflicts:
	src/Tupfile
Merge branch 'feature/repoctrl' into develop
Add simple templates for filesystem standards functions.
Use fs.h in script/fs system.
Add function 'spm_fs_get_home()' for retrieving the user HOME directory,
usually found in the HOME environment variable.
Merge branch 'feature/filesystem' into develop
Add DHT to Sourcefile as dependency
Initiate work on DHT feature for the networking, to allow fetching
repositories and other data over BitTorrent DHT networks.
Add Tupfile for building the network parts.
Add DHT library to main Tuprules linker line.
Fix not compiling DHT
Fix misnamed object files in Tupfile
Merge branch 'feature/repoctrl' into develop
Merge branch 'feature/network' into develop
Fix missing dependencies in network module.
Fix missing dependencies in repo module.
Merge branch 'feature/repoctrl' into develop
Merge branch 'feature/network' into develop
Fix bootstrap build configuration problems.
Fix using wrong paths in repo module Tupfile
Fix using wrong paths in network module Tupfile.